First notions of logic (preparatory to the study of geometry)

Transcriber’s Note:
The cover image was created by the transcriber and is placed in the public domain.
AUGUSTUS DE MORGAN,
OF TRINITY COLLEGE, CAMBRIDGE,
PROFESSOR OF MATHEMATICS IN UNIVERSITY COLLEGE, LONDON.
The root of all the mischief in the sciences, is this; that falsely magnifying and admiring the powers of the mind, we seek not its real helps.—Bacon.
LONDON:
PRINTED FOR TAYLOR AND WALTON,
BOOKSELLERS AND PUBLISHERS TO UNIVERSITY COLLEGE.
28 UPPER GOWER STREET.
M.DCCC.XXXIX.
⁂ This Tract contains no more than the author has found, from experience, to be much wanted by students who are commencing with Euclid. It will ultimately form an Appendix to his Treatise on Arithmetic.